Question

4. Find the sum by suitable arrangement and mention the property used
#: 878+3409+122 b. 1983+647217+353 c.756+638+4244+4362
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Answer 1

Answer:

a) ( 122 + 878 ) + 3409

=> 1000 + 3409

=> 4409

Here the property used is Associative property

b) ( 1983 + 647217 ) + 353

=> 649200 + 353

=> 649553

Here the property used is Associative property

c) ( 756 + 4244 ) + ( 638 + 4362 )

=> 5000 + 5000

=> 10000

Here the property used is Distributive property

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Answer 2

Answer:

a answer is a 4409 tis is a answer